Suction cylinder



May 5, 1925:

w. N. BURNHAM SUCTION CYLINDER 5 Sheets-Sheet 1 Filed Nov. 9, 1920 w a W- Illllll ll l|l lllll.

. avwmtoz 1 Waller/Y Bur/15am flue (mew 5 Sheets-Sheet 2 w. N. BURNHAM SUCTION CYLINDER Filed Nov. 9, 1920 May 5, 1925.

May-5, T925.

' w. N. BURNHAM SUCTION CYLINDER Filed Nov. 9, 1920 5 Sheets-Sheet 4 awmto'c W lter/K30026017 1 4 mm, s

May 5; 1925.

W. N. BURNHAM SUCTION CYLINDER 9, 1920 5 Sheets-Sheet 5 Filed Nov.

1;} 4'4 abtozne Patented May 5, i925 NHE i FFIQE.

WALTER hi. BURNHA'M, GE RSQ'LLSTON SIA, NTSZV YORK. ASSlGNOR TO THE BEAVER GOHIANY, F BEAVER B051 BUFFALO, NEW" YDRK. A LCBPORATIGN OF OHIO.

SUCTION CYLIN'DEH.

Appiiaaflrm fili'd Novambm' 9, 1920 Serial No. 422,773.

To (:13 w/mm id 2111131 (101202221:

Be it kmtnvn that I. WALTER P" uni, :2, citizen of (ha {mm-n 9 mm r4 in" mum". Spa, in the cmznty n1 nan-Ma el and State of Ken York have inwlii'eii cmmin new and main! Impim'enwnts in SIN? Hon Cviincivrs; and i 0.0 imnimi dentin iii-e foilwwing m be a fnii, than, and crane? (in sci'iptinn of ihe inveniinn, such wiii unable mixers stiailiml in the. iU'Z m which it up m'tains m main": and new: the same.

MT inwntimx an impn'wfiim nij in paper makia'zg machinfis and the oiajccz 2f t n: in Jemima t4"; prm'ide 1n inzmhim rat the Uh UiLfldF specified, n in} w and. impmwd const wiimi 0'? iayi p vzisewi or (-giii whnrein fairs 3m: ifmirdriniez mm: an s pvnsmi with fumthm" abject if: :20 m' vida meg-E mien; in 3411111943110 with thn when far giex'ximtting a mzwinmzn amount of ma sf'ure in im u,-

irmn tiw siwet wink! (m ti,

mnv W s mien Anoher oi jswt 0 provide 2 will necz'inn with he inc-istnrs; mmm' aha Annthev abject is; to :wvide ruwsimnisni in cai'nnewrimn with iii. aghimi i ar f0? faciiitaiing the mznovai (if iim J;- and fur Meaning Un wheel.

In the zii'awinfa' Fig. '1 a up plan. TitlW of 52m inmx-wreai maeiiinn if. Q m lrs.

ii is: m mid View.

in file i went mi'abmilment mi 321% inmntion (hard is pmvlned a; nnnfahie- 52min fr:

5; suinticm w thin thin ii'efifii it-1 1 tin: iayingr cynnder in be present wii'mi in detail. This cylinder zrninios; upnn hollow ii Mi shaft 2'- whivh n'mnniixi in the ends 0 tank, 11ml upmr, in}, an-aft a sine-w m i 1131 3- ai'rzmg szd; the s lem'e 01' valve iifitinp; the nmn pm'fecfly hm being: nmm in angulnriy with rang-act Hannah. The wads: of :im m" and swim n are (i i by immis- 4 1m: Diving? iii: in an fink-:2 ViufMim; p1,". and in: Us MUM, 1w.

IS a mam: 1m Um mm 63 0x the same and tha sin?!) a trap indicatPd "at 8, m retain it piedctcunirmiil amount of iiquid in iirw ahafi.

Upon tin: ."sievvn there mounted (he 01;! finder, indicated "me-ran at 9, constmctad in a man m n) be pgespmiy described" The lower haif Of this rfinder d ps Within the soiuiinn in ine- {1131,2114 indicated in Fig. 3 and the ym'ipheriil nui'famx 0f the cylinde s formed of wire, he Wire being preferably in five; Fomn of r king wire, 01 close mesh and a. face wire 03L finer mesh arranged over the bat-airing wire.

Skinning t0 Fig. 2 it will be seen that the. Cfiintifil if length than the snail and this sienve vul'voza mm :Jmft and mlw extend-- mg; lwyzmd the {finder at mwh end and the interim 0?? die sfyiinder imween 'khn v'aive nvripherp iizefeaj is: divided into :men'ts iiyfimflitmns 9' which are nwi in the, Mn dirsx'tion as will be widens; from Fig,

it n'iii. we natimfi referring to Fiq. 2 that, {he cylinder nposed of a hub portion which fits nptm Lin Sleeve and is rotatable fling-em rim pnrtinn and arms annneming the hub 20112011 with the rim portion. Tiiiii! arms inclined and the: partitions are: sunpmmd the arms. The arrangw mam. i5 sue?) 't-h'ni when ihe cylinder r0- teitm in the 1021 p :nzrlutiun, referring m Fig. 3 Kim partitnms as; they visa from the salw {ion W112 inciina dnwnwardiy and inwardly m ymvide m. 2121; aiminaga TM .i is pmwided with a. series of 1 my gm H2 wwring nimut (innmirth of me an; an that portion. 0f tha weriphcry whim within tbs aylimier and. t man slc-ts Mn incimi'fi at m nngia, slightly fess than that of the partiticmn 9'. The sleeve 3 is wise groviczed with ports or Qpenings 11 wiiieh an udapmi b0 mg'iiatar with those of tha simfi umlfir {LG-P5311} wnditinns, and the hub pmzinn nf ihe cylinder has ports or p ages 12 ihmuggbout its extent which ire niso :ii'inpied to come into regiismr with the pans and H under conditions to be presant-iy iiesaribed.

Hefmzring "to Fig 1 3% will be nomd that the wt cansisis 0? a svntz'al compartment Ti 2.1m? i' viinder rotates and end oomdindvd fn-im the central comaw parfii'iona 57, and as shown in izww pimltinns am shaped at, their ends iii against, ihe ends m. the:

cyiim len Hm rim pnrtiom 31f ihe mi of Lisa cylinder nevi in com he said partitions 32 4.

The ten H13. (mnpa'rm'mui has am Mel-flaw mi Thi; nwrfluw is -=nmmlivd by 2 3 gnu! mmwim? his mm), in gunk; F: in: W13; 0? a z-Emie 0: PK The gate may be raiewd and lfiwwed Rm-am; ni' a rank bar 4;: whiirh is cmimvciwi ihmewith and which engagws t Iih at", 11 pi ion (m shaft. jm; 'na iiml m (M wpsw strrzcfure, and ir-ming A hand v e is 4mm n for nnunpuiating he (Mai i110, liquid in iihr: QEAIB ZTZ} (Uili l1 mr-ut will depend 11pm. rim hmgrhh Hf 0; of H19 gum and a. emf-Mn izquin'i mini flow 0w) the gate info the over?!" 8" The fvni 01 i Hm iiquifi in i139 1am in rtnmlta 3 ("(liih'llfid by is mmzmi'd to mm?) .52 mm n ml eswimx 3&1 Q m? zmgazd' in mm of H29 labia in the f I rack hm- 5:) which washes 'wilh rm :1 sh: ft 52- in nailed in tuna and. having; a hand whwi the smne.

Tim shaft :mfi the 51m i'i; *arrying tiw '1 have p11 and mic! nmcir-mism mu K pm tum. and it w iting nomlnii Wm-d flw luids? ands. has an in)" pipe w apshafts carry n W151} saw-s i rack xvii,

w minted n} 21:2,,

1ft The pub) six? imti wit-mints L- uni-m H m-h me :n ulna mu I mu- Tim 5 02- tion. Reds; iniiimled at 54 are arrz'inged betwnen the end sectinna the ends of the rods engaging openings indicated at 51) in the rim pnriionss ml (he end sections, and these rods vngnge mitehes 56 in the rim pnrtinns f the central sectinns. Thug :1 cylinder of any (lesired lngtli may he built, up. The partithine fl" are preferably of heavy shevt brass,

l/Vhen air nn ier pressure is nilniilted to the two compartments adjacent in the ends of the heads 13, the pressure not (Jnly loosens the sheet, but also cleans the wire.

L in a paper .i'nahii'ig machine, a hollow shalt il'ili/lijivcll for connection" with exhaust ing niechanisni. zi laying cylinder having a huh nnnliimi on the ehaft and having radially unending compartments opening through the hub, the shaft having ports with which the lwHiiUni'UllGntS register as they leave the stock nnii means for varying the area of the port if he pipe at, will.

11; n paper making machine, a hollow shalt adapted for connection with exhausting; insclninisnn a laying cylinder having it huh in'ninti-il U11 the shaft and having radiall itlriu llilg mmpnrlinents opening through the huh, the hnft having ports with which, the coinpziriinenls register as they leave the 3m and inenm; for \iirying the area of the p n in M the pipe at will, .nid means compris- HlliW'l who iii-' iiiitecl in rotntv on the f lJQEiAUf-il the huh 1d the shaft and hurwrli', adapted in iegisle'r with these uf 3. in a paper making machine, a hollow shaft nilupieil for rir-inn elion with exhaust ing' inevhanisni, :1 haying cylinder having :1 huh mounted, (Pl) llli shale and having radinl ly extending mingmrln'ients opening thrnugh 1in: huh. the shell having ports with which the wnipurtnnenis register as they leave the stat-Juli. nnil ineam for varying: the area of the pin-i9; 0f the pipe iii, will, and means for cling; the tlill (if he cnn'ipartnients as they \Uiilri iizzn rv inivr with the ports 0f the shaft and fin holding them rinsed until, they pass inn Hf register with said pnris.

in ii PLUM?) making machine a hollow shaft adapted for l'UlillkllOl] with exhauslin; nnwhnnisnn 2i laying: cylinder having; a huh nminztiwil Oil the blliil t and having railiul" iv extending coni nirtinents opening through (in 1min aniil cnznpni'inminq being l'inrnniliy 0;: n in the eniiil the shnii inn ing ports with. iiil'ii llii cnmpnrlmnms regil they 5min ilw 1-- invi and, l'll')i'ill21li 'i' stationary min in aiming the Mi ls of Hie cinnpnrl- :w iilff," (Uliii int; regi fer with the f Yin shall nml for linhlinp; lheni Ll until the plies -"nil" nl register wiih sziiil mrir.

I in :4 paper making mnchiiwn linllnw elnzi'i iiiinptifii for connection with exhausting inimhnnisin, .1 haying cylinder having .1

shaft fin: intrminuing nii in huh mounted on (he shaft and he. ring radially extending cnn'ipartinent-s opening through the hub, said cnnipniinients he j normally open at the end, 'lhe ehziit liming ports will). which. the ((HIRPZUIUIQXlif-l register as hey leave the stuck, :inzi means fur closing the ends of the (tinnpai'tinents AF they mine into register with tin: pnris ivf the ehzi'f'i, and means for intindncing air under pressure in Enid C(Hlllilll'iilifililk :18 the more out (if regiscer with said ports.

6. In a paper making n'mchine. ll hnllww shaft adapted for cnnnectien with cxhnnsl inn. ineehnnisn'n a laying cylf nler having a hub mounted on the sh ift uni: having rzidnih ly extending min mrinxents innzning through the huh. ihn shiiii' lnvin prints with which the (9111178l'iiliillih regirxi in? hey leave the and minim; Ear intrniineing an under A 1;: sure inle lhe ends of said compnrhnenlzn as they" new unit vi nicr Willi the perm of the shaft.

7. In :1 paper nniliing nnichiniu n hollnw sha ft adapted in! ('lillllelfllfill with exhausting niechai'iisin, uiziy igyliniler having; a hub innnnii-il. on the shah and having radially extending minpurinienls ripening through lhe info, the nhaft having pnris with which the frmnpiirtnients register as lzliny leave the SiLBil-i, means for withdrawing water from. the cylinder above a predetermined level. and mum mnside in? eaiil ii gli'iifinlliifi inw A paper 11min n'nicliim, coin n'ising :1. yet fur tlic'pul SLUlk, a hollow shalt s ipported Within inn and adapted for ennneciimi with uni 1 I mechanism, a sleeve valve nmnnleil to inm'v e i mlai-ly oi the shaft a lnyiiiig cylinder .ninnnteil tn r0- tale en the valve, lid nylinder being divided min a series of radially extending,

coniparlinenls h iiiiperifurntc compartments extending longitudinally tllillliflfgltile com partnients opening at the peiiphcry Uf the elnift. the shaft and the sleeve having reg:- istering pnrts at the pnint Where the conipartinents emerge from the :silOCls. and the cunipnrtinents having npeningn for register ing with sni-Ll pnsta, means in, each end oi the cylinder fur clnezing the einin of the eunupartments While the ports thweef are in register with the ports 0f the valve.

9. A paper mali'ng' machine cnmprising :1 vet for the pulp iii/1A, n holler: Shaft sup ported within the mi and. adapted for L305!" neetion with exhausting nieclnininnia. slum? valre in wi l to June angnlurli of the shaft, ii laying cylindm mmunized iii in tailon the min raziiizl (Syillliliii' being; i i rhlel into erie nf radially extending :"Ullljmjillimi 31111361 forum 11-nriith1ne enien-fiing lnngitin mil; thurenil. 71i i:n: s; n-iiliiawn-h" 'nf' "inn shaft;

purl-s al like paint; Wlm'e the (TOll'iIJiIiLIliElltS enwrge fmm lhe swell and the compartments having openings for registering with said ports, means at each end of the cylinder for closing ll'm ends, in. the colnpartlnenl's while tin pints Lherew'f are in mgisrer with film 310! or the valve, and invans l'or infiruduc ing 1 undar prrasnre to the comparlinents as n mmm out of register with the parts of the Wire to assist in slripping the sheet from the cylindvr.

ll). A, paper making nnichine cmnprif lg n Val for the pulp i lneli, hollmv shaft snppurfod within the wt and, adnpfiod for com lei-lion with exhnnniling ms hanism, a slveve valve mounted in nniwr ni'ig'nlarl 0f the shaft, laying cylindiir mounted to rntale on the valve, said, rgvlindeer being divided int n Swiss of rmlinlly rxtending cunlpnrt mentss by imperfornlo pnrtitinns amending longil inlinzil y lln'rro'l', the mm'lparlmnnts }n ning;; it the pirripl r of NW shaft, the shaft and tin slww having regimtm Eng ports ll. lha point Wlmrc the cmnpartn'uentn lg-nm-ge from la-e sto a; and the corn nirl- HMI'IlL; having opening fer registering" with said nuns, and means for withdrawing ihv water from the shal above a. phi-listen nnnrd level.

ill. A, paper nnzlsf 1g nnu hine. comprising 1:, wt fur the pulp stcmlz, ii in low shalt sup ported within 1m; wit and illlzlp'iiill lur nonnnutinn Willi nxlzaunt: inrclnsms n ali-m'c valve 'nnmnlud in name :ingulurly (if the shall, a lrying L7}'ll1l(l(ll inonnrrd In rnmle 0n he valve, mid cylinder lining divided mm a series 01? radially extvnding cmnparh munln by imp, lnrritn partitions vxlending lmnz itnilnnzlly lnercvl' :onrpnrum-uh ports at the point where the compartments emerge from the stock and the compartments having o ilenings for registering with said ports.

12. In a paper making machine, a hollow shaft, and a laying cylinder mounted to r0- late on the shaft and having independent lungitndirmlly extending comparbnmnts extanding from the lllll) to the periphery, a vat for cont: ning stock in which the cyliir (191" is mounted to rotate, means for main mining the Watrr within the cylinder at .1 lower level than the Still'li within the ml to muse Cllf pulp in :nlhvrv l0 {hr cylinder, 1 Variable cuminanimation hetween the shaft and tlm cylinder compartments fr lif'llllllillekl as the said compartments leave the stock,

means for (lasing the ends; of the unnpart ments when said connectwn is iSlilbllSllfid,

and 121mm in mnm-ction with said closing means for introdn ing air under pressure into the cmnpzutnleni as llmy lean. the 0105+ mg means.

13. .ln :1 paper nnlking machine, a hollmn :dml'l'. and a laying cylinder, nmunted tn r0- tal'e uh tlm shaft and hauling independent longitudinally ext-rendig comjnu'tn'wnts extending ruin the hub to the periphery, a val for rnntnii'nng stock in Wllltfll he cylindPr is momned in while, meansl'ur nmintaining the Water Within. the cylinder at a lower level than the. f-Tmrll'. within the vat to cause the pulp in ndlnarv in lln cylinder, :1 variable rununnniuatiun be? a. the shalt and the cylinder winpnrtmvnis established in: {he mid ruln 'mrtnmnts lune the stock, means lnr vlnslng' the: (ands of the cmnparlnlents when said (TUllhfK'lTlHll is esltabllshcd.

WALTER I. .lllIRNl'lAlll. 

